<template>
  <div>
    <!--三级分类-->
    <sph-typeNav></sph-typeNav>

    <!--search组件的主体内容-->
    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <li class="with-x" v-show="options.keyword">
              <i>关键字:{{ options.keyword }}</i>
              <i class="iconfont icon-shanchu2" @click="clearKeyword"></i>
            </li>
            <li class="with-x" v-show="options.categoryName">
              <i>{{ showCategory }}级分类:{{ options.categoryName }}</i>
              <i class="iconfont icon-shanchu2" @click="clearCate"></i>
            </li>
            <li class="with-x" v-show="options.trademark">
              <i>品牌:{{ options.trademark.split(":")[1] }}</i>
              <i class="iconfont icon-shanchu2" @click="clearTrade"></i>
            </li>
            <li
              class="with-x"
              v-for="(prop, index) in options.props"
              :key="index"
            >
              <i>品牌:{{ prop.split(":")[2] }}:{{ prop.split(":")[1] }}</i>
              <i class="iconfont icon-shanchu2" @click="clearAttrs(index)"></i>
            </li>
          </ul>
        </div>

        <!--selector-->
        <sph-searchSelector @addTrade="addTrade" @addAttrs="addAttrs" />

        <!--details-->
        <div class="details clearfix">
          <!--排序按钮-->
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li class="active">
                  <a href="#">综合</a>
                </li>
                <li>
                  <a href="#">销量</a>
                </li>
                <li>
                  <a href="#">新品</a>
                </li>
                <li>
                  <a href="#">评价</a>
                </li>
                <li>
                  <a href="#">价格⬆</a>
                </li>
                <li>
                  <a href="#">价格⬇</a>
                </li>
              </ul>
            </div>
          </div>
          <!--商品列表-->
          <div class="goods-list">
            <ul class="yui3-g">
              <li
                class="yui3-u-1-5"
                v-for="goods in goodsList"
                :key="goods.id"
                @click="toDetail(goods.id)"
              >
                <div class="list-wrap">
                  <div class="p-img">
                    <a href="javascript:;">
                      <img :src="goods.defaultImg" />
                    </a>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥ </em>
                      <i>{{ goods.price }}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a href="javascript:;"> {{ goods.title }} </a>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a
                      href="success-cart.html"
                      target="_blank"
                      class="sui-btn btn-bordered btn-danger"
                      >加入购物车</a
                    >
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!--分页组件-->
          <sph-pagination
            @pageChange="pageChange"
            :totalSize="total"
            :pageSize="options.pageSize"
            :initPage="options.pageNo"
            :connectPageNum="5"
          ></sph-pagination>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import SearchSelector from "./searchSelector/searchSelector.vue";
import { mapActions, mapState } from "vuex";
export default {
  name: "sph-search",
  props: [
    "category1Id",
    "category2Id",
    "category3Id",
    "categoryName",
    "keyword",
  ],
  components: {
    "sph-searchSelector": SearchSelector,
  },
  data() {
    return {
      options: {
        pageNo: 1, //不光请求要带  界面的渲染也要依赖于它
        pageSize: 5, //不光请求要带  界面的渲染也要依赖于它
        category1Id: this.category1Id,
        category2Id: this.category2Id,
        category3Id: this.category3Id,
        categoryName: this.categoryName,
        keyword: this.keyword,
        trademark: "",
        props: [],
      },
    };
  },
  computed: {
    ...mapState({
      goodsList: (state) => state.search.goodsList,
      total: (state) => state.search.total,
      // keyword: (state) => state.keyword,
      showCategory() {
        if (this.options.category1Id) return "一";
        if (this.options.category2Id) return "二";
        if (this.options.category3Id) return "三";
      },
    }),
  },
  methods: {
    ...mapActions(["getGoodsList"]),

    async pageChange(page) {
      this.options.pageNo = page;
      await this.getGoodsList(this.options);
    },
    updateOptions({ query, params }) {
      //直接用query和params参数与option合并
      //因为Object.assign是熟悉合并，也属于属性添加操作，所以vue不能响应式
      // Object.assign(this.options, query, params);
      // 清空options中关于路由相关的属性
      this.$delete(this.options, "category1Id");
      this.$delete(this.options, "category2Id");
      this.$delete(this.options, "category3Id");
      this.$delete(this.options, "categoryName");
      this.$delete(this.options, "keyword");
      // 重新更新路由相关的属性
      const { keyword } = params;
      const { category1Id, category2Id, category3Id, categoryName } = query;
      category1Id ? this.$set(this.options, "category1Id", category1Id) : "";
      category2Id ? this.$set(this.options, "category2Id", category2Id) : "";
      category3Id ? this.$set(this.options, "category3Id", category3Id) : "";
      categoryName ? this.$set(this.options, "categoryName", categoryName) : "";
      keyword
        ? this.$set(this.options, "keyword", keyword)
        : this.$set(this.options, "keyword", this.keyword);
    },
    clearKeyword() {
      let params = this.$route.params;
      delete params.keyword;
      this.$router.push({
        name: "search",
        params,
        query: this.$route.query,
        hash: `#${Date.now()}`,
      });
      this.$store.commit("updateKeyword", "");
    },
    clearCate() {
      let query = this.$route.query;
      delete query.category1Id;
      delete query.category2Id;
      delete query.category3Id;
      delete query.categoryName;
      this.$router.push({
        name: "search",
        params: this.$route.params,
        query,
        hash: `#${Date.now()}`,
      });
    },
    //传递selector的品牌参数
    async addTrade({ tmId, tmName }) {
      if (this.options.trademark === tmId + ":" + tmName) return;
      this.options.trademark = tmId + ":" + tmName;
      this.options.pageNo = 1;
      await this.getGoodsList(this.options);
    },
    async clearTrade() {
      this.options.trademark = "";
      //重新发请求&分页要回到第一页
      this.options.pageNo = 1;
      await this.getGoodsList(this.options);
    },
    async addAttrs({ attrId, attrName, attrVal }) {
      let prop = attrId + ":" + attrVal + ":" + attrName;
      //避免重复逻辑
      if (this.options.props.includes(prop)) return;
      this.options.props.push(prop);
      //重新发请求&分页要回到第一页
      this.options.pageNo = 1;
      await this.getGoodsList(this.options);
    },
    async clearAttrs(index) {
      this.options.props.splice(index, 1);
      //重新发请求&分页要回到第一页
      this.options.pageNo = 1;
      await this.getGoodsList(this.options);
    },
    toDetail(id) {
      this.$router.push(`/detail/${id}`);
    },
  },
  watch: {
    $route: {
      async handler($route) {
        this.options.pageNo = 1;
        this.updateOptions($route);
        await this.getGoodsList(this.options);
      },
      deep: true,
    },
  },
  async mounted() {
    //获得搜索页的初始数据
    await this.getGoodsList(this.options);
  },
};
</script>
<style lang='less' scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 12px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
            &.iconfont {
              margin-top: 3px;
            }
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>